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Co2 Cartridge

a concentrated shelf (top 5 take 79% of clicks) — Co2 Cartridge doesn't clear our bar today.

Flapen Score

49
Skip it
Market size 37Growth 44Conversion 78Competition 18Returns 98Price range 73Avg price 79Brand share 31Review moat 42Quality gap 40
This niche Category average

Is Co2 Cartridge profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Co2 Cartridge is a £181K/yr Amazon United Kingdom market (143K searches/yr). The top 5 brands hold 86% of demand. Verdict: Skip it — 49/100.

Co2 Cartridge: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +15.0% over the last 90 days and 7.6% of searches end in a purchase.

£181K

revenue / yr

Units sold / yr10K
Search volume / yr+15.0%143K
Conversion rate7.6%
Avg price£16.59

Who owns the niche?

The top 5 brands hold 86% of demand, so 14% of the market is open.

14%

open market share

Brands · sellers8 · 18
Top-5 product click share79%
Open market14%
Avg brand age61 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 11 products

Sponsored placement64%
New entrants (1y)1· 1 succeeded
Avg rating4.5★
Avg reviews2,306

Top Co2 Cartridge products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.

£0£18K£36K£54K£72K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 falling

Sellers

18

Top-5 brand share

86%

Top 20: 92%

Top-5 click share

79%

Top 20: 100%

Open market

6%

  • Umarex39%
  • ICO31%
  • --8%
  • KONG MING CAR7%
  • ARSUK6%
  • CO2 YOU3%
  • Open — no brand owns it (2 brands, 6%)

Co2 Cartridge demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume143KCVR7.6%Products11Brands8Top 5 Brands86%OOS Rate14.2%Rating4.5★Reviews2,306Avg BSR#10
4K3KPrime Day '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top Co2 Cartridge search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • co2 cartridge72K/yr
  • 12g co2 cartridge26K/yr
  • co217K/yr
  • c02 cartridges8K/yr
  • co2 canisters6K/yr
  • 12g co2 cartridge air pistol4K/yr
  • co2 cartridge 12g4K/yr
  • umarex co2 cartridge 12g4K/yr

What reviews say buyers love and hate about Co2 Cartridge

What buyers mention most, as a share of all reviews.

What buyers love

96% of reviews
Value For Money33%

Good value for money

Quality-Overall21%

Good quality

Advertised Vs Actual Product18%

Works as it should

Size-Overall7%

good fit

Inflation/Deflation6%

Great for my gas cartridge inflated scuba SMB

What buyers complain about

83% of reviews
Advertised Vs Actual Product15%

Misleading at best

Quality-Overall15%

It seems to me that there is an issue with Quality Control at this company

Leak-Proof15%

Leaks

Compatibility-Overall8%

The saturator is not compatible with others

Flatness8%

The cap is not perfectly flat it has a slight indentation causing the pin to fail to puncture correctly causing ice up

Co2 Cartridge return rate & reasons

Why buyers send it back, as a share of all return requests.

0.4%

Return rate

80%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
74%
2Compatibility-Overall
11%
3Advertised Vs Actual Product
6%
4Functionality-Overall
4%
5Leak-Proof
2%

Common Co2 Cartridge questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Co2 Cartridge 49/100 on Amazon United Kingdom — Skip it. The niche generates £181K/yr across 11 tracked products. 1 of 1 products launched in the last 360 days are still selling. Search demand moved +15.0% over the last 90 days.
Search demand for Co2 Cartridge on Amazon United Kingdom is steady year-round — the busiest month runs 1.4× the quietest.